15399190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 30100896

約数和(自身を除く): 14701706

約数列:

[1, 2, 5, 10, 23, 41, 46, 71, 82, 115, 142, 205, 230, 355, 410, 529, 710, 943, 1058, 1633, 1886, 2645, 2911, 3266, 4715, 5290, 5822, 8165, 9430, 14555, 16330, 21689, 29110, 37559, 43378, 66953, 75118, 108445, 133906, 187795, 216890, 334765, 375590, 669530, 1539919, 3079838, 7699595, 15399190]

約数ペア:

[(1, 15399190), (2, 7699595), (5, 3079838), (10, 1539919), (23, 669530), (41, 375590), (46, 334765), (71, 216890), (82, 187795), (115, 133906), (142, 108445), (205, 75118), (230, 66953), (355, 43378), (410, 37559), (529, 29110), (710, 21689), (943, 16330), (1058, 14555), (1633, 9430), (1886, 8165), (2645, 5822), (2911, 5290), (3266, 4715)]